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Senior Software Development Engineer In Test Jobs in Fremont, CA

Fiserv, Inc.

SDET

Sunnyvale, CA · On-site

$108K - $163K/yr

Job Title SDET About your role: Fiserv is a global leader in financial services technology, and Clover provides the smart point-of-sale (POS) platform and SDKs that empower thousands of integrators ...

Monitise

SDET

Sunnyvale, CA

$108K - $163K/yr

Job Title SDET About your role: Fiserv is a global leader in financial services technology, and Clover provides the smart point-of-sale (POS) platform and SDKs that empower thousands of integrators ...

Apex Informatics

SDET

Pleasanton, CA · On-site

$55.75 - $71.75/hr

Software Development Engineers in Test are involved in all aspects of quality assurance activities for a scrum team. Working closely with other Quality Engineers, SDETs, Developers and Product ...

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Senior Software Development Engineer In Test information

See Fremont, CA salary details

$24.6K

$137.4K

$179K

How much do senior software development engineer in test jobs pay per year?

As of Aug 23, 2026, the average yearly pay for senior software development engineer in test in Fremont, CA is $137,447.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,000.00 and $157,100.00 per year, depending on experience, location, and employer.

What does a senior software development engineer in test do?

A Senior Software Development Engineer in Test (SDET) is responsible for designing, developing, and maintaining automated test frameworks and tools to ensure the quality and reliability of software products. They work closely with development and QA teams to identify test requirements, create robust test cases, and integrate automated tests into the CI/CD pipeline. In addition to coding and scripting, Senior SDETs mentor junior team members, analyze test results, and help troubleshoot complex issues to continuously improve software quality. Their expertise bridges the gap between development and testing, ensuring both speed and quality in software releases.

How does a senior software development engineer in test typically collaborate with development and product teams to ensure software quality?

As a Senior Software Development Engineer In Test (SDET), you will work closely with both development and product teams throughout the software development lifecycle. This includes participating in design and requirements discussions to identify potential test cases early, contributing to test automation strategies, and providing feedback on testability and quality risks. SDETs often pair with developers to review code, co-create test plans, and triage bugs together, ensuring that testing is fully integrated into the CI/CD pipeline. Effective communication and cross-team collaboration are essential for proactively identifying issues and maintaining high software quality standards.

What are the key skills and qualifications needed to thrive as a senior software development engineer in test, and why are they important?

To thrive as a Senior Software Development Engineer In Test, you need advanced programming skills, deep knowledge of software testing methodologies, and a bachelor's degree in computer science or a related field. Expertise with automation frameworks (such as Selenium, Cypress, or Appium), CI/CD tools, and scripting languages is typically required, along with relevant certifications like ISTQB. Strong analytical thinking, problem-solving, and effective communication are crucial soft skills for collaborating with cross-functional teams and driving quality initiatives. These capabilities ensure rigorous test coverage, faster release cycles, and high-quality software products.

What is the difference between Senior Software Development Engineer In Test vs Software Development Engineer In Test?

AspectSenior Software Development Engineer In TestSoftware Development Engineer In Test
ExperienceTypically 5+ years in testing and developmentEntry to mid-level, 1-3 years experience
ResponsibilitiesDesigns complex test frameworks, mentors juniors, leads testing initiativesDevelops test cases, automates tests, executes testing tasks
Skills & CertificationsAdvanced coding, automation, testing tools, leadership skillsProgramming, automation, testing tools
Work EnvironmentCollaborates with cross-functional teams, often in Agile settingsWorks closely with developers, focuses on automation and manual testing

In summary, a Senior Software Development Engineer In Test has more experience, leadership responsibilities, and strategic testing roles compared to a Software Development Engineer In Test, who primarily focuses on developing and executing tests.

What are the most commonly searched types of Software Development Engineer In Test jobs in Fremont, CA?

The most popular types of Software Development Engineer In Test jobs in Fremont, CA are:

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For Senior Software Development Engineer In Test jobs in Fremont, CA, the most frequently searched job titles are:

What job categories do people searching Senior Software Development Engineer In Test jobs in Fremont, CA look for?

The top searched job categories for Senior Software Development Engineer In Test jobs in Fremont, CA are:

What cities near Fremont, CA are hiring for Senior Software Development Engineer In Test jobs?

Cities near Fremont, CA with the most Senior Software Development Engineer In Test job openings:

Senior Software Development Engineer In Test jobs near you
Infographic showing various Senior Software Development Engineer In Test job openings in Fremont, CA as of August 2026, with employment types broken down into 1% As Needed, 83% Full Time, 13% Part Time, and 3% Contract. Highlights an 91% Physical, 3% Hybrid, and 6% Remote job distribution, with an average salary of $137,447 per year, or $66.1 per hour.

Software Development Engineer in Test (Firmware and Driver SDET Contractor)

PlayStation Global

San Mateo, CA • On-site

Full-time

Re-posted 2 days ago

Job description

Software Development Engineer in Test Contractor (Firmware and Driver SDET Contractor)Summary

Would you like to help ensure the quality of PlayStation peripherals and firmware? Join the team delivering innovative test solutions for PlayStation Link devices, where your work will directly impact performance, stability, and the player experience.

Sony Interactive Entertainment has a great opportunity in the Quality Engineering department! We are seeking a self-motivated engineer who focuses on quality, consistency, and thoughtful testing practices to develop and maintain automated tests that support the performance and reliability of our products.

As a Software Development Engineer in Test Contractor, you'll work hands-on with our peripherals, independently own and drive automated test coverage for specific features, and collaborate with senior engineers and development teams to ensure system quality across multiple platforms.

We value collaboration, thoughtful testing, and continuous learning as a team.

Responsibilities

In this role, you'll contribute to both the strategic and practical aspects of test automation across platforms.

  • Develop and maintain automated tests in C for embedded firmware and Python for platform integration

  • Own automation suites for assigned features, ensuring test reliability and comprehensive coverage

  • Support and enhance automation frameworks used across hardware and platform-level testing

  • Perform firmware integration testing on PlayStation 5, PlayStation Portal, and Windows

  • Monitor test infrastructure, troubleshoot automation failures, and improve performance and stability

  • Analyze test execution data to identify flaky or slow tests and contribute to runtime optimization

  • Evaluate and integrate new tools and methodologies to improve testing efficiency and scalability

  • Collaborate with QA, Development, and Product teams to align on test coverage and integration

Qualifications

We're looking for someone who enjoys solving tough problems and collaborating with others to build high-quality systems.

  • Strong Python scripting skills and hands-on experience with automation tools like pytest and Appium

  • Experience programming in C or C++ (modern C++ preferred, e.g., C++17)

  • Solid experience using Git for version control and working with CI/CD pipelines in Jenkins, including configuring jobs and troubleshooting failures

  • Experience using test case management tools like qTest or TestRail

  • Understanding of embedded firmware testing and hardware/software integration

  • Ability to design and troubleshoot automated tests with minimal supervision

  • Effective communication and collaboration skills in a cross-functional team

  • Bachelor's degree or equivalent
Nice to Have

If you bring any of these, we'd love to hear about them!

  • Experience with GitHub Actions

  • Experience testing or interacting with Windows-based drivers

  • Familiarity with PlayStation SDK development

  • Familiarity with basic electrical concepts such as current draw, voltage levels, battery diagnostics, and microcontroller-based measurements

  • Curiosity about PlayStation products and games

Apply